Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 0.48
Milk (kg) -136.00 -0.014 1.90
Fat (kg) 4.46 -0.375 -1.67
Prot (kg) -0.56 -0.441 0.25
Fertility Sub Index 6.91
Calving Interval (days) -3.33 -1.459 4.86
Survival (%) 1.84 1.117 2.06
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.71
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -2.25 -0.432 0.97
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 20.05

* Based on an €80/tonne carbon price